Finding the Fourth Proportional to 141,571.17, 195,406.52 and 83,478.56

Step by Step Solution

1. Step 1: Write the proportion equation
   141,571.17 : 195,406.52 = 83,478.56 : x
2. Step 2: Convert to fraction form
   141,571.17/195,406.52 = 83,478.56/x
3. Step 3: Cross multiply
   141,571.17x = 195,406.52 × 83,478.56
4. Step 4: Simplify right side
   141,571.17x = 16,312,253,509.79
5. Step 5: Solve for x
   x = 16,312,253,509.79/141,571.17
6. Step 6: Final answer
   x = 115,222.99